An opposite-sex married couple.

Alternative form of widow-maker

plural of wicket maiden

(slang) (of a man) to marry a woman (generally an existing girlfriend); to make a woman one’s wife

(signal processing) A filter that takes a statistical approach to filtering out noise that has corrupted a signal.

plural of Wiener filter

(rhetoric) A question that presupposes some controversial premise, such that it cannot be directly answered without incriminating oneself or, at least, unintentionally conceding a point; a loaded question.

plural of wife-beating question

(Southern US, slang) Crazy, unrestrained, uncontrolled.

A wild canid, Lycaon pictus.